2-Chlorocinnamaldehyde
邻氯肉桂醛
Also known as: (E)-3-(2-Chlorophenyl)acrylaldehyde, (2E)-3-(2-Chlorophenyl)acrylaldehyde, (2E)-3-(2-chlorophenyl)prop-2-enal, (E)-3-(2-Chlorophenyl)-2-propenal, 3-(2-Chlorophenyl)acrylaldehyde, 3-(2-chlorophenyl)prop-2-enal, 2-Propenal, 3-(2-chlorophenyl)-, (2E)-
2-Chlorocinnamaldehyde (CAS 138555-57-4) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H7ClO and a molecular weight of 166.604 g/mol. It is also known as (E)-3-(2-Chlorophenyl)acrylaldehyde, (2E)-3-(2-Chlorophenyl)acrylaldehyde and (2E)-3-(2-chlorophenyl)prop-2-enal. Key properties include a boiling point of 286.8±15.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 133.2±11.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 138555-57-4
- Jingsj CID
- J-1362385-8
- Molecular Formula
- C9H7ClO
- Chinese Name
- 邻氯肉桂醛
- Molecular Weight
- 166.604 g/mol
- Category
- Organohalogen Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 286.8±15.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 133.2±11.5 °C |
Frequently Asked Questions
What is the CAS number of 2-Chlorocinnamaldehyde?
The CAS number of 2-Chlorocinnamaldehyde is 138555-57-4.
What are the molecular formula and molecular weight of 2-Chlorocinnamaldehyde?
2-Chlorocinnamaldehyde has molecular formula C9H7ClO and molecular weight 166.604 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Chlorocinnamaldehyde (CAS 138555-57-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1362385-8 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.